Safety first: Lopers to wear padded caps in practice to prevent concussions
Park High School football blazes safety trail with Guardian Caps
NFL training camps: Guardian Cap players are wearing over helmets, why
Ban on helmet covers sparks controversy
Patriots, rest of NFL wearing cushioned helmet caps at training camp, per new mandate - CBS Boston
Guardian Caps, a soft-shell helmet cover, among CFL's new player-safety initiatives
Large Bubble Helmets Are Guardian Caps, NFL's New Safety Measure
Reduces impact up to 33% One size fits all Insulates in hot & cold weather Fits both football and lacrosse helmets Connects to the facemask with 4
Guardian Protective Helmet Cover
Guardian Shipping & Return Policy Description The Guardian Cap is a padded helmet cover that augments any existing helmet to make it flexible and
Football Guardian Cap XT– Vegas Gold
Reduces impact up to 33% One size fits all Insulates in hot & cold weather Fits both football and lacrosse helmets Connects to the facemask with 4
Guardian Protective Helmet Cover
NFL's top doctor does not expect Guardian Caps to be worn in games - NBC Sports
NFL players don Guardian Caps, designed to protect from concussion